Turbine-engine.



PATENTED JAN. 14, 1908.

H. B. PULMER.

TURBINE ENGINE.

APPLICATION FILED APR.18, 1907.

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H. B. FULMER.

TURBINE ENGINE.

APPLICATION FILED APR.18, 1907.

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PATENTED JAN. 14, 1908.

H. B. PULMER.

TURBINE ENGINE.

APPLIUATION FILED APR. 18, 1907.

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5% fltt arzzgj v vv No. 876,628. PATENTED JAN. 14, 1908.

H. B. PULMER'.

TURBINE ENGINE.

APPLICATION FILED APR. 18, 1907.

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PATENTED JAN. 14, 1908.

H. B. PULMER.

TURBINE ENGINE.

APPLICATION FILED APR. 18, 1907.

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K ZZ ttariz HARVEY B. FULMER, OF LOS ANGELES, CALIFORNIA.

TURBINE-ENGINE.

no. svaese.

Specification of Letters Patent,

Patented Jan. 1%,, 199%,,

Application filed April 181 1907. Serial No. 369.006.

To all whom it may concern:

Be it known that I, HARVEY Bi FULMER,

a citizen of the United States, residing at Los Angeles, county of Los Angeles, State of California, have invented and discovered a new and useful Improvement in Im act and Reaction Turbine-Engines; and do hereby declare the following to be a full, clear, and exact description of the invention, such as will enable others skilled in the art to which it appertains to make and use the same.

This invention relates to improvement in impact and reaction turbine engines; and the invention consists essentially in the construction, combination and arrangement of the several parts as will be hereinafter fully described in the s ecification, shown upon the drawings appen ed hereto and specifically pointed-out in the claims made a part hereof. attain these objects by the construction illustrated in the accompanying drawings, in which Figure 1 is a view in elevation of one end.

of my improved turbine engine, parts in section and portions thereof broken away;

Fig. 2 is a longitudinal sectional view of my improvement taken on theline (i -a of Fig. 1, looking in the direction of the arrows; Fig. 3 is a plan view looking into the end of one of the stationary portions or bowls of my improved turbine, -,the rotary portions and other parts thereof removed Fig. 4 is a sectional View of one of the stationary portions or bowls of the engine, taken upon the line b b of Fig. 3, looking in the dlrection of the arrow; Fig. 5 is a view of the outside portion of one of the stationary portions or owls showing a part of the inlet pipe and ports, or openings, and the auxiliary pipe and orts through which the steam or elastic uid enters into the engine, and portions thereof broken away; Fig.6 is a pers ective view of two series or rows of blades 0 one of the stationary portions of my improved engine; Figv '7 is a plan view of one of the rotary portions or truncated cones of my improvement, the stationary portion and the shaft removed therefrom; Fig. 8 is a 'view in elevation of'a portion of one of the rotary portions or truncated cones of my improved engine, parts thereof broken awa T Fig. 9 is a fragmental view of a portion of tile opposite surface of one of the rotary ortions of my engine from that shown in ig,

8; Fig. 10 are views, partly in section and partly in elevation, of portions of the sta tionary and rotary portions of my improve: ment, showing a series of blades in the stationary portion thereof, and two series or rows of pockets in the rotary portion thereof;

Fig. 11 is a sectional View taken u on the line ac-m of Fig. 3, looking, from t of thearrow as, shown upon said figure, illustrating a sectorof the stationary ortion of my imurovement, parts thereof roken away; an Fig. 12 is a sectional view taken e point ulpon the line yy of Fig. 7, looking from t 1e point of the arrow 1,! shown upon said figure illustrating a sector of the rotary portion of my improved engine, parts thereof broken away.

Similar reference numerals, letters and characters refer to like parts throughout the several views of the drawings.

' The stationary portions, or bowls, of my improved engine, designate by the reference numerals l, 1.; The said portions are identical in construction and the description of one of said JOFtiOD-S will serve as a description of the ot er.

The rotary portions or truncated cones of my improvement, I designate by the reference numerals 2, 2. The said two rotary portionsare identical in construction and the descriptioriof one of them will serve as a description of the othen The said stationary and rotary portions are mounted upon suitable supports 8, 8, as shown upon Fig. 1 of thedrawings. Thesaid two stationary portions, or bowls, l, and the said two rotary portions, or truncated cones 2, l desirably inclose within the circular and cylindrical casings lettered respectively 1'' and id, as

, illustrated upon Figs. 1- and 2 of the drawings,

hereinafter to be more particularly described. The said stationary portions, ll preferably construct in the form of a bowl, are truncated, as shown at 3, have receptacles 7, provided with central openings 7 as illustrated upon Figs. 3, 4; and 5 of the drawin s, throu h which openings '7", the driving sha 't 6 loose y extends and involves therein, as shown upon Fi 2 of the drawin s.

The truncated ends 3 of the two bowls or stationary portions 1, as illustrated upon Fig. 2 of the drawings, abut, in close proximityto each other, and by means of the collar 4, illustrated upon Fig.2 of the drawings, the said bowls are fastened together by means of the screw threads 5 upon the abutting por- Fi s. 2, 7, 8 and 9 of the drawings, are pro vied with openingsg7, through which the driving'shaft (Spasses and fastened therein by the key 7" The said rotary portions or cones are loosely fitted or seated centrally upon the inner surfaces of the stationary portions or bowls, as shown upon Fig. 2 of the drawings. g

The outer surfaces of the rotary portions or cones 2, except the truncated portions thereof, upon their outer surfaces adjacent to the inner surfaces of the said stationary portions or bowls, are provided with a series of blades and pockets or buckets hereinafter more particularly referred to.

The two stationary portions or bowls are supported by the cylindrical casing 1,having an opening 12 therein, through which the pipe 12 passes, the said pipe adapted to convey steam or elastic fluid between the said stationary and rotary portions of the engine. The said pipe 12 has connected thereto the branch pipes 12" shown in full and dotted lines upon Figs. 1 and 2 of the drawings, the said. branch pipes adapted to convey the steam or elastic fluid through the ports 13 between the said inner surfaces of the stationary portions or bowls and the said outer surfaces of the rotary portions or cones, as illustrated upon Figs. 1 and 2 ofthe drawings.

- The reference numeral 15 refers to the auxiliary pipe shown in full and dotted lines upon Figs. 2 and 5, for conveying steam or other elastic fluid through the ports 15 in the collar 4, thence through the ports 15 in the bowls 1, between the said inner surfaces of the stationary portions ,or bowls and thesaid outer surfaces of the rotary portions or cones,

*when desired. The said cylindrical casing hereinbefore referred to is fastened to the circular casing 10 by means of the screw threaded bolts 9 The said circular casing has connected thereto the exhaust pipe 1 1, which conveys the exhausted steam or elastic fluid from the engine.

The reference numerals 16, indicate the circular plates having the central screw threaded openings 16 therein, in which the driving curely fastened, the said plates upon the pethereof form supports for the outer shown at 17, upon Fig. 2 of the drawings.

The said plates 16 with the plain surfaces of the cones 2, form the chambers 8"", as illustrated upon the last mentioned figure of the In like manner, the inner sur drawin s. faces 0 the said cylindrical casings 1 with the plain surfaces of the bowls form the chambers 8, and support the outer rims of shaft 6, screw threaded M16 is seto the said angu ar blades 0) of the step erases the said bowls as hereinbefore referred to. I

surround the shaft 6, within the chamber 8 by means of sleeves 6, as shown upon Fig. 2

of the drawings.

Upon the screw threaded portions 16 of The steam or elastic fluid. surfaces of the.

stationary portions or bowls 1, are provided with a series of circular steps b, d f h, j, Z, n, p, r, t and v, as shown upon Fig. 11 of the drawings. The said series of circular steps extend entirely around the inner surface of the bowls, each one being equidistant at any given point thereof, from the central 0 ening 7", as shown upon Figs.

2, 3 and 4 o the drawings. Upon the said stationary portions,or bowls, the said series of steps, hereinbefore mentioned by letters of reference, are provided with a series of channels, I), d, h, 9', mp, 1', t, and c, increasing in depth shown upon to the channels '0 in step c, where the steam or elastic fluid employed, first enters the sur-' face of the said stationary portions, or bowls,

to the channels in the step '2)" where the steam or elastic fluid leaves the surface of the said stationary portions, or bowls, before passing into the steam assage way 10 of drawings.

stationary portions, or bowls, at angles that decrease in dimensions from those in step b,

' om channels it in step b, as Figs. 4 and 11 of the drawings,

the circular casing 10, t ence into the ex haust pipe 11, shown upon Fig. 2 of the. The said channels hereinbefore, mentioned are cut into the body of the said;

to the angles in step c, from which the 1 steam or elastic fluid asses from the said stationary portions, or owls, into the channel 'v of the rotary portion, thence into the steam assage way 10, and out of the engine .throug the exhaust pipe 11, as shown upon Fi 2. Each of the said channels hereinbe ore designated by letter of reference, is

limited on the sides thereof by two angular blades 1), d,f, h, Z, n, p, r, t and 'v'. Thesaid angular bl ades upon the steam or elastic fluid surfaces of the said stationary portions, or bowls, have each an angle de creasing in dimension, beginning with those of step b, throu h the whole series of steps, Iv J upon the outer border or rim of the saic stationary portions or bowls.

The steam or elastic'fluid surfaces of the rotary portions or'cones 2, areprovided -with a series of circular steps a, c, e, g, i, k, m, 0", g, s, u and w, as shown upon Fig. 12 of the drawings. The said series of circular steps extend entirely around the erases outer surfaces of said rotary portions, or cones 2, each one being equi-distant at any given point thereof from the central opening 7, in which the shaft 6 is keyed, as shown upon Figs. 2, 7 and 8 of the drawings. Upon the said rotary portions, or cones 2, the said series of ste s hereinbefore mentioned by letters of re e rence, have herein a series of channels, or pockets, a, c, e, g, i, k, m, 0, g, s, u'and w, increasing in depth from the channel a in step a, where the steam or elastic fluid employed, enters through the ports 13 and strikes the surface of the said channels or pockets of the rotary portions or cones, to the channels or pockets to in the step w, where .the steam or elastic fluid leaves the surface of said rotary portions or cones, passing into the steam passageways 10 of the circular casing 10, thence into the exhaust pipe 11, as shown upon Fig 2 of the drawings. The said channels, or pockets, hereinbefore .mentioned, are out into the bod of the said rotary portions or cones, at angfes increasing in dimensions from the said step a to those shown in step to, from which the steam or elastic fluid passes from the said rotary portions or cones, into the steam passage Way 10 out of the engine through the exhaust pipe 11, as shown upon Fig. 2 of the drawings.

Each of the channels or pockets, hereinbefore designated by letters of reference, is limited on the sides thereof by two angular blades (1, c, e, g, i, lc, m, o, q, s, u and w and by the curved closed end a, 0

III Ill ,l'llll, 76/1! III, O!!! l//, SIII, u/llv, w of the body of the cones 2. The said angular blades upon the steam or elastic fluid surfaces ofthe said rotary-portions or cones 2, made integral with said portions or cones, have each an angle increasing in dimension, beginning with those of step a, through the Whole series of steps to the said blades of the step w, upon the outer border or rim of the said rotary portions or cones.

The operation of this invention will be readily understood from the foregoing description, taken in connection with the draw:

n appended hereto.

t is obvious that many and various changes in the details of construction andarrangement of my invention would readily suggest themselves to persons skilled in the art and still be within the spirit and scope of my invention.

From the foregoing description, taken in connection with the accompanying drawings, it is thought that the construction and advantages of the invention will be readily apparent without requiring an extended exp anation.

Changes in the form, proportionand minor details of construction may be resorted to without departing from the principle or sacrificing any of the advantages of this inven- .circular steps with obli circular steps with obli steps, the obliquity in t tion, and I therefore reserve to myself the right to make such changes as fairly fall within the scope thereof.

I claim:

1. An engine comprising a stationary and a'revolving portion, the said stationary portion having channels forming an integral part thereof, increasing in depth from the point where the steam or elastic fluid is admitted tothe outer circumference thereof, where the steam or elastic fluid is exhausted therefrom, a rotary portion havingchannels made integrally therewith, having angles increasing from the steam or elastic fluid to the outer circumference thereof, where the steam or elastic fluid is exhausted from the engine.

2. In turbine engines, having a stationary portion, means for supporting the same, and a revolving truncated cone portion and means for supporting and rotating the said truncated cone within the stationary portion or bowl, the said revolving portion provided with blades forming angles increasing from the inner to the outer portions thereof.

3. In engines comprising stationary and rotary ortions, one adapted to revolve within t e other, the saidstationary and rotary portions having steps upon their adiacent surfaces and a series of rows of anguar blades and channels in said steps made integral with said portions, and means for the inlet and outlet of steam or elastic fluidbetween the revolving surfaces of said portions.

4. Turbine en ines provided with stationary and revo ving portions, means for supporting the same and for revolving one within the other, the said ortions being provided with rows ofangu ar blades and channels made integral with said portions, the said blades and channels of the two portions being arranged at opposing angles, means for admitting steam or other elastic fluid between the adjacent surfaces of said portions, and means for conveying the exausted steam or fluid from between said portions.

5. In aturbineengine, a'pair of stationary bowls, a pair of rotary cones, each cone being nested with its respective bowl, the adjacent surfaces of each nested bowl and cone having no [channels cut therein,the depth of said c annels increasing in each succeeding step toward the outer steps.

bowls, a pair of rotary cones, each cone being nested with its respective bowl, the adjacent surfaces of each nested bowl and cone having no channels out annels increasing toward the outer e bowls decreasing the obliquity of chantherein, the depth of said 0 in each succeeding Ste ;l

toward the outer step,

6. In a turbine engine, a pair of stationary creasing toward the outer step,

conical recess formed'with annular steps, a

- having circular ste s with oblique channels 'a rotary cone nested therewith, the adjacent surfaces of the cone and bowl having circular outer step.

ste s with oblique channels out therein, the

. the steps of the rotor and stator having channels out therein.

nelsin the cones increasing toward the outer j ste 7 In a turbine engine, a pair of stationary bowls, a air of rotary cones, each cone being neste with its respective bowl, the adjacent surfaces of each nested bowl and cone cut therein, the ob iquity of the channels in the bowls decreasing toward the outer step, and the obliquity of the channels in the cones increasing toward the outer step.

8. In a turbine engine, a stationary bowl, a rotary cone nested therewith, the adjacent surfaces of the cone and bowl having circular steps with oblique channels cut therein, the depth of said channels increasing in each succeeding step toward the outer steps.

9. In a turbine engine, a stationary bowl,

steps with oblique channels cut therein, the depth of said channels increasing in each succeeding step toward the outer steps, the obliquity of channels in the bowls decreasing toward the outer step, the obliquity of channels in the cones increasing toward the 10. In a turbine engine, astationary bowl, a rotary cone nested therewith, the adjacent surfaces of; the cone and bowl having circular oi the channels in the bowls deand the ob liquity of the channels in the cones increasing toward the outer step.

' 11.. In a turbine engine, a stator with a obliquity conical rotor with annular steps fitting within the stator with a slight clearance between the steps of therotor and steps of the stator,

12. In a turbine engine, a stationary bowl with internal steps, a rotary cone with external steps nested with the bowl, the steps of both bowl and cone having oblique channels with curved bottoms cut therein. M 1

13. In a turbine engine, apairofstati'on ary bowls, a pair of rotary cones, each cone being nested with. its respective bowl, the adjacent surfaces of each nested bowl and cone having circular steps with oblique channels cut therein, the depth of said channels increasing each succeeding step toward seem the outer steps, the obilquity of channels in the bowls decreasing toward the outer step, the obliquity of channels in the cones in creasing toward theouter step, .the channels of both bowls and cones having curved bottoms. I

14-. In a turbine engine, a pair of bowls having flanges at theirinner ends, the flanges being secured together, rotatable truncated cones nested in the respective bowls, the truncated ends of the cones bearing against said flanges, the cones and bowls having recesses cut therein forming blades on the re spective adjacent surfaces of the cones and bowls.

15. In a turbine engine, a pair of bowls having flanges at their inner ends, the flanges being secured together, rotatable truncated cones nested in the respective bowls, the truncated ends of the cones bearing against said flanges, the cones and bowls having recesses cut therein forming blades in the respective adjacent surfaces of the cones and bowls, a shaft extending through the center" of the bowls and cones. to which the cones are fixed, and a collar on said shaft between the truncated ends of the cones.

16. In a turbine engine, a pair of bowls having flanges at their inner ends, the flanges being secured together, rotatable truncated cones nested in the respective bowls, the truncated ends of the cones bearing against said flanges, the cones and bowls having recesses cut therein forming blades on therespective adjacent surfaces of the cones and bowls, the abutting ends of the bowls having an annular chamber with a series of laterally directed 1 parts extending from each side thereof for discharging the elastic fluid to the res ective inner rows of blades.

17. n a turbine engine, a pair of stationary conical bowls with externally threaded shoulders on their inner abutting ends, an internally threaded ring into which said threaded shoulders are screwed, rotatable cones lnesting wlith the bowls,f the bowlls and conga aving ob ique recesses orrnin bades. In tfitirnony"wheroffl hair'e sigfidhy name to this specification in the presence of two subscribing witnesses.

. HARVEY B. FULMER.

Witnesses:

JAMES R. Roenns, W. H. FAUST. 

